1.6 oz silicone coated polyester ripstop (aka silpoly). This fabric is coated with a silicone/PU layer on each side and is waterproof/non-breathable. 1.6 oz Silpoly
offers higher strength, lower bias stretch, and better puncture/abrasion resistance than our lightweight 1.1 oz Silpoly and ultralight Membrane Silpoly. Best used when you p...